1397700

Information

• Patent Grant
• 1397700

• References
• Source

• Patent Number

  1,397,700

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1921
  103 years ago

• CPC

  • F04C2/322 - with vanes hinged to the outer member and reciprocating with respect to the outer member
  • Y10T137/7838 - Plural
  • Y10T137/7879 - Resilient material valve

• US Classifications

  • 137 - Fluid handling